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SMD Schottky Diode SD103AW-SD103CW

   按此還有更多  350mA SURFACE MOUNT SCHOTTKY BARRIER DIODE 

   PDF File  350mA SD103AW-SD103CW (20V-40V) SOD-123  

SINLOON® 小型化蕭特基二極管 SD103AW - SD103CW
Case: SOD-123 350mA Surface Mount Schottky Barrier Diode
                         
FEATURE:     MECHANICAL CHARACTERISTICS:   
Fast Switching    Case: SOD-123 Molded Plastic   
SMD Package Pad    Weight: 0.01 Grams (approx)   
Very Low Forward Voltage Marking:     Device Part Code 
Designed for Surface Mount Application    Polarity:     Cathode Band
PN Junction Guard Ring for Transient and ESD Protection. Terminals: Plated leads solder able per MIL-STD-202, Method 208.
Plastic Material - UL Recognition Flammability Classification 94V-0   Lead Free for Rohm / Lead free version and "LF" suffix to part number.
                         
 
 Maximum Ratings @TA=25 unless otherwise specified
Characteristic Part Code SD103AW SD103BW SD103CW Unit
Symbol  S6 (S4) S7 (S5) S8 (S6)
DC Blocking Voltage: VR 40 30 20 V
Peak Repetitive Reverse Voltage VRRM
Working Peak Reverse Voltage VRWM
Forward Continuous Current (note 1) IF 350 350 350 mA
Non-Repetitive Peak Forward Surge Current 8.3ms Single half sine-wave superimposed on rated load (JEDC Method) IFSM 2.0 A
Power Dissipation Pd 410 mW
Typical Thermal Resistance, Junction to Ambient (Note 1) RθJA 300 /W
Forward Voltage Drop       @IF = 20mA VFM. 0.37 0.37 0.39 V
 @IF = 200mA 0.60 0.60 0.9
Peak Reverse Leakage Current @Rated DC Blocking Voltage IRM. 200 200 200 μA
Total Junction Capacitance @ VR=0V, f=1.0MHz CT 50 50 50 pF
Typical Reverse Recovery Time @IF = IR = 50mA to 200mA trr 10.0 nS
@IRR = 0.1 x IR, RL=100Ω
Operating and Storage Temperature Range TJ,TSTG. -65 to +125
Note: 1. Valid provided that terminals are kept at ambient temperature. Return to Schottky Diode First Page
 
 

 

 
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Newsflash

後備緊急照明

後備緊急照明

緊急後備 LED 照明燈

Automatic Emergency LED Light

 

緊急後備照明燈 (Automatic Emergency Light) 逃生有路

消防處在一般例行安全檢查時,根據 [消防安全(商業處所)條例],會要求商舖,寫字樓或廠廈,於每個獨立佔用房間內,安裝符合規定的應急照明燈,以便在電力中斷時,提供後備應急電力不少於30分鍾照明時間。

在香港實際上所有的建筑物內,必須展示走火逃生路線圖,而所有的大門或後門進出口都必須有24小時亮燈顯示的 [安全出口] 標誌,确保所有走火出路通道暢通無阻,但這些出口照明是不能照亮走廊通道的,黑暗中,只能看到遠處的光。

在飲食業酒樓餐館或商場內,也必須安裝符合消防修例的應急照明,每年須檢驗一次,保費成本高,所以只能按法例安裝最低限度的要求數量,減少維擭的費用,但這些應急照明一旦意外遭遇火警停電時,是不足於照亮所有通道,除了在法例規定的要求安裝之外,如何能够更加保障逃生照明照亮所有通道,UPL LED 應急照明就可满足這一情況,不用再花費更多的金錢的情況下,一旦停電可以持續照明2-4小時,逃生有路,不用擔心摸黑找路。 UPL LED Lighting